package com.mrzhou.gateway.handler;

import org.springframework.http.HttpStatus;
import org.springframework.http.MediaType;
import org.springframework.stereotype.Component;
import org.springframework.web.reactive.function.BodyInserters;
import org.springframework.web.reactive.function.server.HandlerFunction;
import org.springframework.web.reactive.function.server.ServerRequest;
import org.springframework.web.reactive.function.server.ServerResponse;
import reactor.core.publisher.Mono;
import springfox.documentation.swagger.web.SwaggerResourcesProvider;

/**
 * swagger聚合文档
 */
@Component
public class SwaggerResourceHandler implements HandlerFunction<ServerResponse> {

    private final SwaggerResourcesProvider swaggerProvider;

    public SwaggerResourceHandler(SwaggerResourcesProvider swaggerProvider) {
        this.swaggerProvider = swaggerProvider;
    }

    @Override
    public Mono<ServerResponse> handle(ServerRequest serverRequest) {
        return ServerResponse.status(HttpStatus.OK)
                .contentType(MediaType.APPLICATION_JSON)
                .body(BodyInserters.fromValue(swaggerProvider.get()));
    }
}
